From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f178.google.com (mail-pl1-f178.google.com [209.85.214.178]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8796A34E25D for ; Tue, 16 Dec 2025 13:34:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.178 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765892069; cv=none; b=kOzPVwKHMRMsTRsb4lTuVBvRcMH5xwLJtd/8aXKBhmEQYPZsGRgpETB8JJuGkD9eTBL+XlU1bxmGElIcvY4Gp3d1mUHuvld0TB3NnQJA4ByqEThhrYW01Zq9TnfQ7cQAJDghn/0nZwdwtHAoIWe2nnGYvklr+P/8KJYzg5pxL+E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765892069; c=relaxed/simple; bh=KjhTJTkDXnNRFpIPUaoSGbev6YIGfYkMTsBBPhzGvcE=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=l6TcWz5eOP3iLINCzF2KumXLHskiafqkTbZ4DdxCy6zlZegr8667WbOu85toF2po0Cxvbmg9xNhk0vKA6mOTdqWkSzZtbiRCWGsM9faiSHhoghnly7CXBJJPtpluN87oneYQEQa5Z928em8b9cGw6z2g/jeC6n4HX1bMtJADAko= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=riscstar.com; spf=pass smtp.mailfrom=riscstar.com; dkim=pass (2048-bit key) header.d=riscstar-com.20230601.gappssmtp.com header.i=@riscstar-com.20230601.gappssmtp.com header.b=1GQZnQMF; arc=none smtp.client-ip=209.85.214.178 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=riscstar.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=riscstar.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=riscstar-com.20230601.gappssmtp.com header.i=@riscstar-com.20230601.gappssmtp.com header.b="1GQZnQMF" Received: by mail-pl1-f178.google.com with SMTP id d9443c01a7336-29f0f875bc5so60714605ad.3 for ; Tue, 16 Dec 2025 05:34:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=riscstar-com.20230601.gappssmtp.com; s=20230601; t=1765892066; x=1766496866; darn=lists.linux.dev; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=IjtsZDFBVTJEjQk/WUDeFopXVBua3qA0F4qJMc77ff0=; b=1GQZnQMFzuMmKLpp43ju7IbkR8awgTlBUF1JaZJG9mh+qcXpzBJNS65sGdKKoM3H9d 0cLvX5ei1rsaAf35jGmA6gelYetlRdlg/1cyflz4KFZHvLJI3+xv2Y7SFOfpgM5PULeD xnCtIvSpOJJjEotq1CYEYItchCKPvUCFGNsNnEED20sT5+4y+jLfKjQuCdiv0pnqiuzR M2RxyV+twXvh3oNT/Nzt6jzC1/20e8fvo7qX7nJKiRRVHBdAjJ8Cmo2tZVZ2tZGx5wTx yqrcRGniDqVMjkOtoYPTrJaVdz+tVWd5mxGKzJMahpyv+ZwBv0UO5qklxr49fmNfuwt6 1/1g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1765892066; x=1766496866; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=IjtsZDFBVTJEjQk/WUDeFopXVBua3qA0F4qJMc77ff0=; b=Wnf64HvrpKE6a/uTEQ99mWSS+4K8Q6Dpo5hTTooqTomV/BDVVl/i8jVJ81BbN8qITD XWZXQccu08JGTLLD+SgUdmuu0CzJ6TnOpIrTXVJ2qNf8FPP+hOp8dO0IujU3qdi3taWK rTneHuKgrdH/5I8+v016kP1leTuGtAmbR3T7kZJctXLuMV5ZzFsimVKDmjBr3t1P6r4h rnvT/F872foKAOIs1XCf6UZmglGD+/RqFLxqxzNF7KeVlUdpuA7glqvWD1ePpotyAxbp M12vgTGrRFGVA4c42o/yPZ+CPEHI/TYYLOkYMjuaZ+NQmdzixwyUj/BPfxBjZhQ8VUpk T8Ng== X-Forwarded-Encrypted: i=1; AJvYcCWHjEXSSLUElktwzQSifX96pOA2nch6EjJqo/OqJsdsQxfGssJFL3jiKb77V/5tfCh6i3QyJX8QZw==@lists.linux.dev X-Gm-Message-State: AOJu0YwHrBih6SGhFc+nYCqfLxh8usfBVzjtTbqoYjtkw8igFwwZm50y PMOCzqAwP3A4b37NE7JQ2QVz+zrzO1Te3OJqtQJs1fwIH80YtDEAg87Lhu/N2LWHhfU= X-Gm-Gg: AY/fxX6SLvStv+Fugxo/BhqStmRrgV/zvteqSk+Q1QGhMXG6dxECkLy2v+e+kux5sx9 6sO4xaqNuc486WpSUFupBKCOX4P4qa3mkJj+L7+aqwe8T17i7rT40c9UiWYCNV/eIgFdYtUpJIL yBBn2Z6m4Hn1YDTviyD/4a4nBxXW/rRj1dUAnUVujm5OPRY8MmT6c+SGXuQGNJBNAjcDKGTENYb 5K+wZUJfK4qbyT2mSY13+OTjNN1rrxODyo3eu+IF5oUWZyY7ZpKyuOqIhw2mZXUCDeiusflK/76 Al433H9OlnfwWE6XoANdEmleulqRPcc7puJxJC2lkcf5WOhEZ6+NJkBrD8AIRFzj7EV60Maa1mV 5voZ9ivjhOZhf8PaMyQSP2uirBfNst5Odq7roSA+T226m2yCO+F9DlR5iLeCoznVCBBpC1sB9Ho O0TWAAw1zaP/wS00MLEZ4kZleeKIzD+fdLjfiodwfcXA== X-Google-Smtp-Source: AGHT+IGVOxm+/QKyxHcc5Grjn3kteFx1uRcmQu8o0lO93tndrJa8YJKE/y22hloJlPWLdYElnvZGNQ== X-Received: by 2002:a17:902:ef44:b0:2a0:a9f8:48f7 with SMTP id d9443c01a7336-2a0a9f849f9mr99550055ad.55.1765892065830; Tue, 16 Dec 2025 05:34:25 -0800 (PST) Received: from [127.0.1.1] ([2a12:a305:4::4029]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a14625add8sm15829525ad.61.2025.12.16.05.34.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Dec 2025 05:34:25 -0800 (PST) From: Guodong Xu Date: Tue, 16 Dec 2025 21:32:32 +0800 Subject: [PATCH 8/8] riscv: dts: spacemit: add SpacemiT K3 Pico-ITX board device tree Precedence: bulk X-Mailing-List: spacemit@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251216-k3-basic-dt-v1-8-a0d256c9dc92@riscstar.com> References: <20251216-k3-basic-dt-v1-0-a0d256c9dc92@riscstar.com> In-Reply-To: <20251216-k3-basic-dt-v1-0-a0d256c9dc92@riscstar.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Yixun Lan , Daniel Lezcano , Thomas Gleixner , Samuel Holland , Anup Patel , Greg Kroah-Hartman , Jiri Slaby , Lubomir Rintel , Yangyu Chen Cc: Paul Walmsley , Palmer Dabbelt , Conor Dooley , Heinrich Schuchardt , Kevin Meng Zhang , devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, spacemit@lists.linux.dev, linux-serial@vger.kernel.org, Guodong Xu X-Mailer: b4 0.14.2 K3 Pico-ITX is a 2.5-inch single-board computer equipted with a SpacemiT K3 SoC. This minimal device tree enables booting into a serial console with UART output. Signed-off-by: Guodong Xu --- arch/riscv/boot/dts/spacemit/Makefile | 1 + arch/riscv/boot/dts/spacemit/k3-pico-itx.dts | 25 +++++++++++++++++++++++++ 2 files changed, 26 insertions(+) diff --git a/arch/riscv/boot/dts/spacemit/Makefile b/arch/riscv/boot/dts/spacemit/Makefile index 95889e7269d1bae679b28cd053e1b0a23ae6de68..7e2b877025718113a0e31917eadf7562f488d825 100644 --- a/arch/riscv/boot/dts/spacemit/Makefile +++ b/arch/riscv/boot/dts/spacemit/Makefile @@ -4,3 +4,4 @@ dtb-$(CONFIG_ARCH_SPACEMIT) += k1-milkv-jupiter.dtb dtb-$(CONFIG_ARCH_SPACEMIT) += k1-musepi-pro.dtb dtb-$(CONFIG_ARCH_SPACEMIT) += k1-orangepi-r2s.dtb dtb-$(CONFIG_ARCH_SPACEMIT) += k1-orangepi-rv2.dtb +dtb-$(CONFIG_ARCH_SPACEMIT) += k3-pico-itx.dtb diff --git a/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts new file mode 100644 index 0000000000000000000000000000000000000000..0f9d04dd352f5331e82599285113b86af5b09ebe --- /dev/null +++ b/arch/riscv/boot/dts/spacemit/k3-pico-itx.dts @@ -0,0 +1,25 @@ +// SPDX-License-Identifier: (GPL-2.0 OR MIT) +/* + * Copyright (c) 2025 SpacemiT (Hangzhou) Technology Co. Ltd + * Copyright (c) 2025 Guodong Xu + */ + +#include "k3.dtsi" + +/ { + model = "SpacemiT K3 Pico-ITX"; + compatible = "spacemit,k3-pico-itx", "spacemit,k3"; + + chosen { + stdout-path = "serial0"; + }; + + memory@100200000 { + device_type = "memory"; + reg = <0x1 0x00200000 0x3 0xffe00000>; + }; +}; + +&uart0 { + status = "okay"; +}; -- 2.43.0